
<div class="head-fixed">
    <div class="head" id="head">
        <div class="center-box  flex-row align-center space-between flex-web">
            <div class="head-left flex-row align-center space-between">
                <a class="flex-row align-center" href="">
                    <img class="logo-img" src="{$config.logo}" alt="">
                </a>
                <div class="hide-pc flex-row align-center">
                    <button class="search_btn" id="search_btn"><img src="/index_static/img/search.png"></button>
                    <div class="menu" id="menu">
                        <i></i>
                        <i></i>
                        <i></i>
                    </div>
                </div>
            </div>
            <div class="head-mid">
                <div class="nav-ul-box" id="nav-ul-box">
                    <div class="head-nav-ul" id="head-nav">
                        <ul class="nav-ul flex-row">
                            <li class="{if $nav==1}on{/if}">
                                <div class="drop-tab"><a href="/index/index/index">首页</a></div>
                            </li>
                            <li class="{if $nav==2}on{/if}">
                                <div class="drop-tab"><a href="/index/index/case">项目案例</a>
                                </div>
                            </li>
                            <li class="{if $nav==3}on{/if}">
                                <div class="drop-tab"><a href="/index/index/product">产品中心</a>
                                </div>
                            </li>
                            <li class="{if $nav==4}on{/if}">
                                <div class="drop-tab"><a href="/index/index/news">新闻中心</a>
                                </div>
                            </li>
                            <li class="{if $nav==5}on{/if}">
                                <div class="drop-tab"><a href="/index/index/contact">联系我们</a>
                                </div>
                            </li>
                        </ul>
                    </div>
                </div>
            </div>
            <div class="head-right normal-place" id="head-right">
                <form style="width: 100%;" action="/index/index/search">
                    <div class="search_box flex-row">
                        <input class="search_val" name="title" value="" placeholder="请输入搜索内容" type="text"/>
                        <button class="search_btn">
                            <img src="/index_static/img/search.png">
                        </button>
                    </div>
                </form>
            </div>
        </div>
    </div>
</div>
